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24px}.site{display:flex;flex-direction:column;min-height:100vh}.site-main{flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:var(--radius-pill);font-family:var(--font-body);font-weight:600;font-size:15px;border:1.5px solid transparent;cursor:pointer;transition:transform .18s var(--ease-out),background .18s ease,box-shadow .18s ease,border-color .18s ease;text-decoration:none;white-space:nowrap}.btn:hover{text-decoration:none}.btn-lg{padding:15px 28px;font-size:17px}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px #0b8dff47}.btn-primary:hover{background:var(--brand-deep);box-shadow:0 10px 24px #0b8dff57;transform:translateY(-1px)}.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 12px 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100px}.clock-hand--hour{stroke:var(--ink);stroke-width:6;rotate:305deg}.clock-hand--min{stroke:var(--game-c, var(--brand));stroke-width:4.5;rotate:60deg}.clock-pin{fill:var(--accent);stroke:var(--paper);stroke-width:2}.reveal .clock-hand--hour{rotate:178deg}.reveal .clock-hand--min{rotate:-42deg}.reveal.is-in .clock-hand--hour{rotate:305deg;transition:rotate 1.1s var(--ease-out) .1s}.reveal.is-in .clock-hand--min{rotate:60deg;transition:rotate 1.25s var(--ease-out) .1s}.sq-frame{fill:var(--paper);stroke:var(--ink);stroke-width:2.5}.sq-lines line{stroke:var(--border-strong);stroke-width:1.5}.sq-cell-bg{fill:var(--game-tint-strong, var(--brand-tint-strong))}.sq-num{font-family:var(--font-display);font-weight:600;font-size:30px;fill:var(--ink)}.sq-num--center{fill:var(--game-ink, var(--brand-ink));font-weight:700}.sq-cell{transform-box:fill-box;transform-origin:center}.reveal .sq-cell{opacity:0;scale:.5}.reveal.is-in .sq-cell{opacity:1;scale:1;transition:opacity .4s ease,scale .5s var(--ease-out);transition-delay:calc(var(--i) * 55ms + .1s)}.art-math{display:grid;justify-items:end;gap:1px;font-family:var(--font-display);font-weight:600;font-variant-numeric:tabular-nums lining-nums;line-height:1.04;color:var(--ink)}.math-line{font-size:2em}.math-op{color:var(--game-ink, var(--brand-ink));margin-right:.28em;font-weight:700}.math-rule{width:100%;height:.14em;min-height:2px;border-radius:2px;background:var(--ink);margin:.18em 0}.math-ans{color:var(--brand)}.reveal .math-rule{transform:scaleX(0);transform-origin:right}.reveal .math-ans{opacity:0;transform:translateY(.3em)}.reveal.is-in .math-rule{transform:scaleX(1);transition:transform .45s var(--ease-out) .15s}.reveal.is-in .math-ans{opacity:1;transform:none;transition:opacity .4s ease .42s,transform .5s var(--ease-out) .42s}.section{padding:clamp(52px,8vw,88px) 0}.section-alt{background:var(--bg-alt)}.section-title{font-size:clamp(1.6rem,1.2rem + 1.8vw,2.4rem);text-align:center;margin:0 0 clamp(36px,5vw,52px)}.section-title--left{text-align:left;margin-bottom:16px}.hue-time{--game-c: #0b8dff;--game-ink: #0768c4;--game-tint: rgba(11, 141, 255, .1);--game-tint-strong: rgba(11, 141, 255, .16);--game-glow: rgba(11, 141, 255, .13)}.hue-math{--game-c: #f59e0b;--game-ink: #a85309;--game-tint: rgba(245, 158, 11, .12);--game-tint-strong: rgba(245, 158, 11, .2);--game-glow: rgba(245, 158, 11, .16)}.hue-square{--game-c: #10a36b;--game-ink: #0a7850;--game-tint: rgba(16, 163, 107, .11);--game-tint-strong: rgba(16, 163, 107, .18);--game-glow: rgba(16, 163, 107, .14)}.game-list{display:grid;gap:clamp(16px,2.4vw,26px);max-width:980px;margin:0 auto}.game-row{display:flex;align-items:center;gap:clamp(20px,4vw,44px);padding:clamp(22px,3.4vw,38px);background:color-mix(in oklab,var(--game-c, var(--brand)) 5%,var(--paper));border:1px solid color-mix(in oklab,var(--game-c, var(--brand)) 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var(--ease-out)}.game-row:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:color-mix(in oklab,var(--game-c, var(--brand)) 38%,var(--border))}.game-row:hover .game-art>*{transform:scale(1.04)}}.game-copy{flex:1 1 auto;min-width:0}.game-tag{display:inline-block;font-size:13px;font-weight:600;color:var(--game-ink, var(--brand-ink));background:var(--game-tint, var(--brand-tint));padding:4px 13px;border-radius:var(--radius-pill);margin-bottom:14px}.game-copy h3{font-size:clamp(1.3rem,1.1rem + 1vw,1.75rem);margin:0 0 8px}.game-copy p{margin:0;color:var(--ink-soft);font-size:1.0625rem;max-width:52ch}.trust-inner{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(32px,6vw,76px);align-items:start}.trust-lead p{color:var(--ink-soft);font-size:1.0625rem;max-width:40ch;margin:0}.commitments{list-style:none;margin:0;padding:0}.commitment{display:flex;gap:18px;align-items:flex-start;padding:22px 0;border-top:1px solid var(--border-strong)}.commitment:first-child{border-top:0;padding-top:0}.commitment-mark{flex:0 0 auto;width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--brand-tint);color:var(--brand-ink)}.commitment-body h3{font-size:1.15rem;margin:0 0 4px}.commitment-body p{margin:0;color:var(--ink-soft);max-width:56ch}.commitment--featured{border-top:0;margin-top:14px;padding:22px;background:var(--accent-tint);border-radius:var(--radius)}.commitment--featured+.commitment{border-top:0}.commitment--featured .commitment-mark{background:#fde6bc;color:var(--accent-ink)}.icon{width:24px;height:24px;display:block}.closing-panel{position:relative;overflow:hidden;background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:clamp(40px,7vw,72px) clamp(24px,5vw,48px);text-align:center}.closing-panel:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(120% 90% at 50% -10%,rgba(11,141,255,.28),transparent 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strong{color:#fff;font-family:var(--font-display);font-size:18px;letter-spacing:-.01em;margin-bottom:2px}.footer-brand span{color:var(--footer-soft);font-size:14px}.footer-brand a{color:var(--footer-ink)}.footer-brand a:hover{color:#fff}.footer-nav{display:flex;flex-wrap:wrap;gap:20px}.footer-nav a{color:var(--footer-ink);font-size:14px}.footer-nav a:hover{color:#fff}@keyframes riseIn{0%{opacity:0;transform:translateY(16px)}}.hero-copy>*{animation:riseIn .7s var(--ease-out) backwards}.hero-copy h1{animation-delay:.04s}.hero-lede{animation-delay:.11s}.hero-cta{animation-delay:.18s}.hero-note{animation-delay:.25s}.hero-stage{animation:riseIn .85s var(--ease-out) .14s backwards}@media (max-width: 880px){.hero-inner{grid-template-columns:1fr;gap:40px}.hero-art{display:none}.trust-inner{grid-template-columns:1fr;gap:28px}}@media (max-width: 600px){body{font-size:16px}.game-row,.game-row:nth-child(2n){flex-direction:column;text-align:center;gap:18px}.game-art{width:clamp(140px,44vw,180px)}.game-copy{display:flex;flex-direction:column;align-items:center}.game-copy p{max-width:42ch}.commitment{gap:14px}.hero-stage{max-width:320px}.stage-tile--math{right:4px}.stage-tile--square{left:4px}}@media (max-width: 480px){.nav-link{display:none}.site-nav .nav-cta{display:inline-flex}.hero-stage{max-width:300px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}